KL

K. Edward Lefren

UD University Of Delaware: 1 patents #226 of 660Top 35%
📍 Yorklyn, DE: #5 of 7 inventorsTop 75%
🗺 Delaware: #4,431 of 7,163 inventorsTop 65%
Overall (All Time): #3,828,370 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5226934 Recovery of elemental sulfur from gases — 1993-07-13